The university has more than 20,000 international students enrolled at its campuses worldwide and they comprise 16 percent of the undergraduate student body.

Harvard University is challenging the Trump administration's decision to bar the Ivy League school from enrolling foreign students, calling it unconstitutional retaliation for defying the White House's political demands. It is the school's second suit against the Trump administration.

A judge has ordered a temporary restraining order blocking the Administration from revoking Harvard's certification.